6572285568 has 160 divisors (see below), whose sum is σ = 20037360420. Its totient is φ = 2137190400.

The previous prime is 6572285563. The next prime is 6572285569. The reversal of 6572285568 is 8655822756.

6572285568 is a `hidden beast` number, since 6 + 5 + 72 + 2 + 8 + 5 + 568 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 5382863424 + 1189422144 = 73368^2 + 34488^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (6572285563) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 417358 + ... + 432818.

Almost surely, 2^6572285568 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6572285568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10018680210).

6572285568 is an abundant number, since it is smaller than the sum of its proper divisors (13465074852).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6572285568 is a wasteful number, since it uses less digits than its factorization.

6572285568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15528 (or 15507 counting only the distinct ones).

The product of its digits is 8064000, while the sum is 54.

The square root of 6572285568 is about 81069.6340684969. The cubic root of 6572285568 is about 1873.1482107763.

The spelling of 6572285568 in words is "six billion, five hundred seventy-two million, two hundred eighty-five thousand, five hundred sixty-eight".